The Haida HD937 is a performance and high performance, summer tire manufactured for passenger vehicles and SUVs. This model promotes excellent summer weather road grip. The summer compound and the asymmetric tread design work together to ensure a safe driving experience in dry and wet weather conditions. The summer compound prevents heat build-up along the tread area during hot summer temperatures. The four wide grooves prevent hydroplaning, by eliminating water from the footprint. This enhances wet weather performance. This tread design and the summer compound improve the high speed performance.